﻿using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace WindowsFormsApp1
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        private void button1_Click(object sender, EventArgs e)
        {
            var filePath1 = "PluginAdd.dll";
            var filePath2 = "PluginSub.dll";

            var assAdd = System.Reflection.Assembly.LoadFrom(filePath1);
            var assSub = System.Reflection.Assembly.LoadFrom(filePath2);

            foreach (var t in assAdd.GetTypes())
            {
                if (t.GetInterface("IPlugin") != null)
                {
                    var plugin = (IPlugin.IPlugin) Activator.CreateInstance(t);
                    plugin.Run("HI");
                }
            }    
            foreach (var t in assSub.GetTypes())
            {
                if (t.GetInterface("IPlugin") != null)
                {
                    var plugin = (IPlugin.IPlugin) Activator.CreateInstance(t);
                    plugin.Run("HI");
                }
            }
        }
    }
}
